Elevator LED demonstration machines, LED demo systems and illumination comparative approach

摘要

PROBLEM TO BE SOLVED: To provide an LED demonstrator for an elevator car that allows an investigator who is considering introduction of LEDs for lighting of a car to easily confirm a change in the impression inside the car by the LED before the introduction.SOLUTION: An LED demonstrator 10 includes a light emitting device 11 including an annular light emitting support unit and a light emitting unit arranged at a plurality of positions in the circumferential direction with respect to the light emitting support unit, a cable 20 that is connected to the light emitting device 11 so as to supply power to the light emitting device and has a power plug 21 connected to an end opposite to the light emitting device 11, and a power switch 30 connected to an intermediate portion of the cable 20 or an end portion of the cable.SELECTED DRAWING: Figure 1